Stall Diagnosis Guidelines - Available: Overview

90buick11

Bulletin 87-6E-29
Date July '90
Ref. No. 87-238-6E
Corp. Ref. No. 006501


SUBJECT: STALL DIAGNOSIS - GUIDELINES

MODELS AFFECTED: SOME 1986-87 LESABRE, PARK AVENUE/ELECTRA, CENTURY AND RIVIERA MODELS WITH 3.8L SFI VIN 3 AND B ENGINES AND SOME 1986-87 LESABRE AND SKYLARK/SOMERSET MODELS WITH 3.0L VIN L ENGINES


IMPORTANT:

THIS BULLETIN DOES NOT SUPERSEDE BULLETINS 87-6E-8 (CORPORATION NO. 706501R), 86-6E-11 (CORPORATION NO. 606501), 86-6E-19A (CORPORATION NO. 606504R) AND 87-6E-20A (CORPORATION NO. 706505R).

This bulletin is designed to notify technicians specific guidelines in the above listed bulletins. The procedures clarify the current diagnostic steps to effectively repair the stalling conditions. Each dealer will receive the following items under separate cover for use by their driveability technicians.

^ Four copies of the Stall Diagnostic Bulletin

^ One pad of Service Advisor Questionnaires

^ Section 6E Diagnostic Information

The Stall Diagnostic Bulletin outlines specific inspections and tests that are to be performed. It also contains a questionnaire for use by the Service Advisor as well as Section 6E diagnostic information. The questionnaire is to be used to obtain all background information prior to performing any repairs and is to be attached to the technician's copy of the repair order.

Repairs performed beyond the emission warranty are to be reviewed by Zone Service Personnel.

WARRANTY INFORMATION:

Labor Operation: T5201
Labor Hours 1.7 add .3 for PROM, add .5 R&R (3.0L only) Throttle
Body-to-Clean
Trouble Code: 92

This time includes performing the basic diagnosis and repair procedures, and replacement of specified parts if needed (PROM, MAF, Crank Sensor and one wiring repair).

If additional parts and/or repairs are required, use applicable "J" labor operation numbers.